Arduino Nano compatible development board (ATmega328p and CH340)

Under the premise that the performance of the Nano remains unchanged and the main control chip ATMEGA328P-AU remains unchanged, the USB chip has been replaced to increase download speed and increase stability in Windows 10.

 Instructions:

 1. Download the Arduino IDE

 Download link: here

 2. Download USB chip driver

 Download link: here

 3. Plug in the NANO development board, the driver will be installed automatically

 4. Select the NANO board from the board selector. If you have bootloader error then try selecting “Old bootloader”

 5. Select the COM port